Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8487235 | Photoelectric sensor for sensing a target at a predetermined location | Jianhua Wang, Dennis C. Mackey | 2013-07-16 |
| 7880888 | Photoelectric sensor for sensing a target | Jianhua Wang | 2011-02-01 |